Home / 2,249.28-3,104.12-1,365.32

Finding the Fourth Proportional to 2,249.28, 3,104.12 and 1,365.32

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Solution

The fourth proportional to 2,249.28, 3,104.12 and 1,365.32 is: 1,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.28 : 3,104.12 = 1,365.32 : x
  2. Step 2: Convert to fraction form
    2,249.28/3,104.12 = 1,365.32/x
  3. Step 3: Cross multiply
    2,249.28x = 3,104.12 × 1,365.32
  4. Step 4: Simplify right side
    2,249.28x = 4,238,117.12
  5. Step 5: Solve for x
    x = 4,238,117.12/2,249.28
  6. Step 6: Final answer
    x = 1,884.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.